CN111654160A

CN111654160A - Motor with initiative heat dissipation function

Info

Publication number: CN111654160A
Application number: CN202010784568.2A
Authority: CN
Inventors: 朱雪峰
Original assignee: Nanjing Wanganshi Intelligent System Co ltd
Current assignee: Jiamusi Electric Machine Co Ltd
Priority date: 2020-08-06
Filing date: 2020-08-06
Publication date: 2020-09-11
Anticipated expiration: 2040-08-06
Also published as: CN111654160B

Abstract

The invention discloses a motor with an active heat dissipation function, which comprises a motor body, a motor shaft and a U-shaped frame. According to the invention, the motor shaft penetrates into the inner cavity of the frame to be provided with the fan blade II, the end part of the motor can be subjected to heat dissipation treatment under the action of the through hole I, the motor shaft is in transmission connection with the transmission shaft I and the transmission shaft II through the belt, the transmission shaft III drives the fan blade III to rotate under the action of the bevel gear I and the bevel gear II, the two sides of the motor body can be subjected to heat dissipation treatment under the action of the protective cover, the copper pipe and the fan cover, the fan cover is arranged in an arc shape, the heat dissipation treatment can be performed at multiple angles, compared with a traditional heat dissipation device, the situation that local heat is more can be effectively avoided, the heat dissipation efficiency is improved, and in the process that the fan blade I rotates along with the transmission shaft II, the air flow inside.

Description

Motor with initiative heat dissipation function

Technical Field

The invention relates to the technical field of motors, in particular to a motor with an active heat dissipation function.

Background

The motor is an electromagnetic device for realizing electric energy conversion or transmission according to the electromagnetic induction law, is represented by a letter M in a circuit, and mainly has the function of generating driving torque to serve as a power source of electric appliances or various machines.

In the motor, a resistor is wound, loss is generated when power is supplied, the loss is proportional to the square of the resistor and current, if the current is not standard direct current or sine wave, harmonic loss iron cores with hysteresis eddy current effect, namely copper loss, can be generated, and loss is generated in an alternating magnetic field, and the loss is related to materials, current, frequency and voltage, namely iron loss. Copper and iron losses are both manifested in the form of heating, thereby affecting the efficiency of the machine. Because the rotor is high-speed rotatory in the work, the rotor produces a large amount of heats in the work, can lead to the inside a large amount of heats that produce of motor in the short time, influences the normal operating and the work efficiency of motor, and the motor ubiquitous condition of generating heat if not take effective measure, will cause the loss to motor inner member, probably causes the security accident even.

The heat radiation structure of traditional motor has many weak points in the in-process of using, for example, the heat radiation structure of traditional motor is difficult to dispel the heat everywhere to the motor, appears the heat dissipation inequality easily, and the more condition of local heat easily influences the life of motor.

Therefore, an electric machine with active heat dissipation is proposed.

Disclosure of Invention

The invention aims to: the motor with the active heat dissipation function is provided for solving the problems that the heat dissipation structure of the traditional motor is difficult to dissipate heat everywhere and uneven heat dissipation is easy to occur.

In order to achieve the purpose, the invention adopts the following technical scheme:

the utility model provides a motor with initiative heat dissipation function, includes motor body and motor shaft, still includes the frame of the setting of U-shaped form, the motor shaft penetrates the inner chamber of frame and installs flabellum two, install transmission shaft one and transmission shaft two and all be connected through belt transmission between transmission shaft one and the transmission shaft two and the motor shaft in the inner chamber lateral wall of frame, the inner chamber that is fixed with protection casing and protection casing on the inner wall of frame is equipped with transmission shaft three and the transmission shaft three go up the awl tooth one and the flabellum three that cup joint, transmission shaft one penetrates the inner chamber of protection casing and has cup jointed awl tooth two, the protection casing passes through the copper pipe intercommunication with the fan housing of the arc form of installing on the frame, the tip of transmission shaft two has cup jointed flabellum one, through-hole two, through-hole three and opening have on the lateral wall of frame, one side of frame, the side wall of the frame is provided with a limiting part for fixing the frame, and the bottom of the frame is provided with a buffer part for damping the frame.

As a further description of the above technical solution:

the motor body is fixedly connected with the side wall of the frame through a support.

As a further description of the above technical solution:

the limiting portion comprises a rotating frame which rotates on the side wall of the frame, a locking bolt is screwed at the bending end of the rotating frame, a pressing block is fixed at the end of the locking bolt, and a limiting groove matched with the pressing block is formed in the side wall of the frame.

As a further description of the above technical solution:

and a rubber ring is bonded on the side wall of the mounting plate close to the frame.

As a further description of the above technical solution:

the buffer part comprises a base at the bottom of the frame, and a damping rod and an elastic part are arranged between the base and the frame.

As a further description of the above technical solution:

the lower surface wall of the base is bonded with a rubber pad.

As a further description of the above technical solution:

the elastic part comprises a fixed shell arranged at the bottom of the frame, supporting legs penetrate through the bottom of the fixed shell, and a spring is arranged in an inner cavity of the fixed shell.

As a further description of the above technical solution:

the top end of the supporting leg is formed with a flange.

In summary, due to the adoption of the technical scheme, the invention has the beneficial effects that:

1. according to the invention, the motor shaft penetrates into the inner cavity of the frame to be provided with the fan blade II, the end part of the motor can be subjected to heat dissipation treatment under the action of the through hole I, the motor shaft is in transmission connection with the transmission shaft I and the transmission shaft II through the belt, the transmission shaft III drives the fan blade III to rotate under the action of the bevel gear I and the bevel gear II, the two sides of the motor body can be subjected to heat dissipation treatment under the action of the protective cover, the copper pipe and the fan cover, the fan cover is arranged in an arc shape, the heat dissipation treatment can be performed at multiple angles, compared with a traditional heat dissipation device, the situation that local heat is more can be effectively avoided, the heat dissipation efficiency is improved, and in the process that the fan blade I rotates along with the transmission shaft II, the air flow inside.

2. According to the invention, under the action of the rotating frame, the locking bolt, the pressing block and the limiting groove, the mounting plate can be fixed, the filter screen can shield the through hole, and particles such as sand grains can be prevented from entering the inner cavity of the frame.

3. In the invention, under the action of the spring and the rubber pad, the frame can be subjected to shock absorption treatment, the effect of motor buffering is achieved, and the frame can be prevented from generating severe vibration due to the telescopic resilience of the spring under the action of the damping rod.

Drawings

Fig. 1 is a schematic view of a top view structure inside a frame of a motor with an active heat dissipation function according to the present invention;

fig. 2 is a schematic diagram of a partial enlarged structure B of a motor with an active heat dissipation function according to the present invention;

fig. 3 is a schematic diagram of a partial enlarged structure a of a motor with an active heat dissipation function according to the present invention;

fig. 4 is a schematic side view of a frame of a motor with an active heat dissipation function according to the present invention;

fig. 5 is a schematic diagram of an internal structure of a stationary housing of an electric machine with active heat dissipation function according to the present invention.

Illustration of the drawings:

1. a frame; 2. a motor body; 3. a fan housing; 4. a copper pipe; 5. a belt; 6. a first transmission shaft; 7. a motor shaft; 8. a second transmission shaft; 9. a first fan blade; 10. a second fan blade; 11. a first through hole; 12. a support; 13. a second through hole; 14. a rotating frame; 15. locking the bolt; 16. briquetting; 17. a limiting groove; 18. a third through hole; 19. a third transmission shaft; 20. a first bevel gear; 21. a second bevel gear; 22. a protective cover; 23. fan blade three; 24. a stationary housing; 25. a spring; 26. a flange; 27. a support leg; 28. filtering with a screen; 29. a damping lever; 30. a base; 31. a port; 32. mounting a plate; 33. a rubber ring; 34. and (7) a rubber pad.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example 1

Referring to fig. 1-5, a motor with active heat dissipation function comprises a motor body 2 and a motor shaft 7, and further comprises a U-shaped frame 1, the motor body 2 is fixedly connected with the side wall of the frame 1 through a bracket 12, the motor shaft 7 penetrates into the inner cavity of the frame 1 to be provided with a second fan blade 10, the side wall of the inner cavity of the frame 1 is provided with a first transmission shaft 6 and a second transmission shaft 8, the first transmission shaft 6 and the second transmission shaft 8 are in transmission connection with the motor shaft 7 through a belt 5, the first transmission shaft 6 and the second transmission shaft 8 are in rotational connection with the inner wall of the frame 1 through a bearing, the first transmission shaft 6, the second transmission shaft 8 and the motor shaft 7 are provided with belt pulleys adapted to the belt 5, a protective cover 22 is fixed on the inner wall of the frame 1, the inner cavity of the protective cover 22 is provided with a third transmission shaft 19 and a first cone tooth 20 and a third fan blade 23 sleeved on the third, the first bevel gear 20 is meshed with the second bevel gear 21, the protective cover 22 is communicated with an arc-shaped air cover 3 arranged on the frame 1 through a copper pipe 4, the copper pipe 4 is continuously bent to increase the contact area of the copper pipe 4 and flowing air, the first fan blade 9 is sleeved at the end part of the second transmission shaft 8, a first through hole 11, a second through hole 13, a third through hole 18 and a through hole 31 are formed in the side wall of the frame 1, air generated by rotation of the second fan blade 10 is blown to the motor body 2 through the first through hole 11, flowing air generated by rotation of the first fan blade 9 flows to the outside of the frame 1 through the second through hole 13, and when the third fan blade 23 rotates, outside air enters the interior of the protective cover 22 through the through hole 18, one side of the frame 1 is provided with the mounting plate 32, the mounting plate 32 is embedded with the filter screen 28, the side wall of the frame 1 is provided with a limiting part for fixing the frame 1, and the bottom of the frame 1 is provided with a buffer part for damping the frame 1.

Different from the embodiment 1

Example 2

Referring to fig. 1 and 2, the limiting portion includes a rotating frame 14 rotating on the side wall of the frame 1, the rotating frame 14 is rotatably connected with the frame 1 through a bearing, a locking bolt 15 is screwed at the bending end of the rotating frame 14, a pressing block 16 is fixed at the end of the locking bolt 15, a limiting groove 17 matched with the pressing block 16 is arranged on the side wall of the frame 1, a rubber ring 33 is adhered to the side wall of the mounting plate 32 close to the frame 1, the locking bolt 15 is rotated, the locking bolt 15 can drive the pressing block 16 to be clamped with the limiting groove 17, and the mounting plate 32 and the filter screen 28 are fixed.

Different from the embodiment 1

Example 3

Referring to fig. 1, 4 and 5, the buffering portion includes a base 30 at the bottom of the frame 1, a damping rod 29 and an elastic portion are disposed between the base 30 and the frame 1, a rubber pad 34 is adhered to a lower surface wall of the base 30, the elastic portion includes a fixed housing 24 disposed at the bottom of the frame 1, a supporting leg 27 penetrates through the bottom of the fixed housing 24, the bottom end of the supporting leg 27 is fixedly connected to the base 30, a spring 25 is disposed in an inner cavity of the fixed housing 24, a flange 26 is formed at the top end of the supporting leg 27, the flange 26 can prevent the supporting leg 27 from being separated from the inside of the fixed housing 24, the spring 25 can provide a buffering force in the vertical direction to the frame 1 and the motor body 2, the damping rod 29 is a hydraulic damping member, and the damping rod 29 can prevent the frame 1 from vibrating due to the elastic rebound of.

The working principle is as follows: during the use, motor body 2 is opened, motor shaft 7 of motor body 2 takes place to rotate, flabellum two 10 takes place to rotate along with motor shaft 7, under the effect of through-hole 11, the air that flows can dispel the heat to motor body 2's end part, under the effect of belt 5, transmission shaft one 6 takes place to rotate with transmission shaft two 8, awl tooth one 20 and two 21 meshing connection of awl tooth, transmission shaft three 19 drive flabellum three 23 take place to rotate, the air current that flabellum three 23 produced passes through protection casing 22, copper pipe 4 and the surface of fan housing 3 blowing to motor body 2, fan housing 3 is the arc form setting, can be more comprehensive dispel the heat to motor body 2, in this process, flabellum one 9 takes place to rotate along with transmission shaft two 8, the air current that flabellum one 9 produced cools down copper pipe 4 and the inside air current of copper pipe 4, make the radiating efficiency better.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims

1. The utility model provides a motor with initiative heat dissipation function, includes motor body (2) and motor shaft (7), its characterized in that still includes frame (1) of the setting of U-shaped form, fan blade two (10) are installed to the inner chamber that motor shaft (7) penetrated frame (1), it is connected through belt (5) transmission all to install transmission shaft (6) and transmission shaft two (8) and between transmission shaft one (6) and transmission shaft two (8) and motor shaft (7) on the inner chamber lateral wall of frame (1), be fixed with on the inner wall of frame (1) protection casing (22) and the inner chamber of protection casing (22) be equipped with transmission shaft three (19) and transmission shaft three (19) on the awl tooth one (20) and the fan blade three (23) that cup joint, the inner chamber that transmission shaft one (6) penetrated protection casing (22) has cup jointed awl tooth two (21), protection casing (22) and the fan housing (3) of the arc form copper pipe of installing on frame (1) are through (4) intercommunication, the tip of transmission shaft two (8) has cup jointed flabellum one (9), through-hole one (11), through-hole two (13), through-hole three (18) and opening (31) have on the lateral wall of frame (1), one side of frame (1) is equipped with on mounting panel (32) and inlays and be equipped with filter screen (28), be equipped with on the lateral wall of frame (1) and carry out the spacing portion of fixing to frame (1), the bottom of frame (1) is equipped with and carries out absorbing buffering portion to frame (1).

2. The motor with the active heat dissipation function as claimed in claim 1, wherein the motor body (2) is fixedly connected with the side wall of the frame (1) through a bracket (12).

3. The motor with the active heat dissipation function according to claim 1, wherein the limiting portion comprises a rotating frame (14) rotating on a side wall of the frame (1), a locking bolt (15) is screwed at a bent end of the rotating frame (14), a pressing block (16) is fixed at an end of the locking bolt (15), and a limiting groove (17) matched with the pressing block (16) is formed in the side wall of the frame (1).

4. An electric machine with active heat dissipation according to claim 3, characterized in that the side wall of the mounting plate (32) close to the frame (1) is glued with a rubber ring (33).

5. The motor with active heat dissipation function of claim 1, characterized in that the buffer part comprises a base (30) at the bottom of the frame (1), and a damping rod (29) and an elastic part are arranged between the base (30) and the frame (1).

6. An electric machine with active heat dissipation as claimed in claim 5, characterized in that the lower surface wall of the base (30) is bonded with a rubber pad (34).

7. The motor with the active heat dissipation function according to claim 5, wherein the elastic part comprises a fixed housing (24) arranged at the bottom of the frame (1), a support leg (27) penetrates through the bottom of the fixed housing (24), and a spring (25) is arranged in an inner cavity of the fixed housing (24).

8. An electric machine with active heat dissipation according to claim 7, characterized in that the top of the legs (27) is formed with a flange (26).